... used for coal, coke, ore dust, iron sludge. Charcoal machine machine : Raw Material:Sawdust, sugar cane, rice husk, rice stalk, corn stalk, ... of materisl should about 3-5mm)2). Dry the material with machine or sun, the final moisture should control cannot exceed ... 13%3).Put the material into briquette press machine with add any chemical goods, it should accord ...